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(max-width:1700px){.copr-btn-left[data-v-65aff895]{white-space:nowrap;margin-top:-1.5%}}a[data-v-30c40f9a]:active,a[data-v-30c40f9a]:hover,a[data-v-30c40f9a]:link,a[data-v-30c40f9a]:visited{color:#fff;text-decoration:none}ul[data-v-30c40f9a]{list-style:none}.business-ctn[data-v-30c40f9a]{font-family:MicrosoftYaHeiSemibold,MicrosoftYaHeiSemibold-Regular;width:100%;margin:auto}.business-section[data-v-30c40f9a]{width:100%}.sec-banner[data-v-30c40f9a]{width:100%;height:1080px;background:url(../img/banner.fd20caf5.jpg);background-size:100% 100%;text-align:center;padding-top:5%;letter-spacing:4px;color:#333;box-sizing:border-box}.sec-banner .title1[data-v-30c40f9a]{font-size:60px;font-weight:600}.sec-banner .banner-title2[data-v-30c40f9a]{width:50%;margin:auto;display:flex;justify-content:center;font-size:40px}.sec-banner .bnr-left[data-v-30c40f9a]{width:60%;height:70px;border:1px solid #fff;text-align:right;border-left:none}.sec-com[data-v-30c40f9a]{width:100%;padding-top:1%}.cm-title[data-v-30c40f9a]{text-align:center}.cm-title .title1[data-v-30c40f9a]{font-size:56px;letter-spacing:4px}.cm-title .desc[data-v-30c40f9a]{display:none;margin-top:-35px;font-size:28px;letter-spacing:2px}.sec-project[data-v-30c40f9a]{width:100%;height:860px}.sec-project .pro-ctn[data-v-30c40f9a]{width:60%;margin:auto;color:#333;position:relative;margin-top:-1.5%}.sec-project .pro-ctn-list[data-v-30c40f9a]{width:100%;display:flex;text-align:left;margin-bottom:1.5%;margin-left:4.8%}.sec-project .ro-ls-item1[data-v-30c40f9a]{width:50%}.sec-project .ro-ls-item1 img[data-v-30c40f9a]{width:499px;min-width:499px;max-height:499px;height:331px}.sec-project .pro-ls-item2[data-v-30c40f9a]{font-size:24px;letter-spacing:4px;color:#333}.sec-project .pro-lf-line[data-v-30c40f9a]{width:42px;height:3px;background:#1c86fc}.sec-project .pro-lf-txt1[data-v-30c40f9a],.sec-project 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img[data-v-30c40f9a]{width:154px;min-width:154px;max-width:154px;height:190px;vertical-align:middle}.sec-good .it-li-text[data-v-30c40f9a]{width:60%;padding:2% 5%;color:#333;font-size:24px;text-align:left;padding-top:2%;padding-left:0;letter-spacing:2px;box-sizing:border-box}.sec-good .it-li-text1[data-v-30c40f9a]{font-size:30px}.sec-use[data-v-30c40f9a]{width:100%;height:960px;background-image:url(../img/usebg.3f1f546a.png);background-size:100% 100%;margin-top:-1px}.sec-use .use-ctn[data-v-30c40f9a]{width:90%;margin:auto;height:700px}.sec-use .use-center-video[data-v-30c40f9a]{width:80%;margin:auto;height:600px;max-width:1000px;position:relative;border-radius:45px;background:#010001;border:5px solid #3167c2}.sec-use .use-ct-video[data-v-30c40f9a]{width:100%;height:100%;border-radius:65px;box-sizing:border-box;outline:none;position:relative;-o-object-fit:cover;object-fit:cover}.sec-use 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.pat-ctn-left[data-v-30c40f9a]{max-width:650px;height:688px}.sec-parter .pat-ctn-left img[data-v-30c40f9a]{width:650px;height:550px}.sec-parter .pat-rt-btn-item[data-v-30c40f9a]{width:380px;height:100px;border:4px solid #333;font-size:40px;line-height:96px}}